Specify steps for some of the upgrade tasks

upgrade_tasks need to use "when: step|int == [0-6]"
for all tasks.

Change-Id: Ie3f3f25d3e4b200b4e9c1db54716dc18f4aa0b29

deployment/tripleo-packages/tripleo-packages-baremetal-puppet.yaml

@@ -299,6 +299,7 @@ outputs:
                 state: present
               when: ansible_facts['distribution_major_version'] is version('8', '==')
         - name: check if libvirt is installed
+          when: step|int == 0
           command: /usr/bin/rpm -q libvirt-daemon
           failed_when: false
           register: libvirt_installed
@@ -313,7 +314,9 @@ outputs:
           loop:
             - libvirtd.service
             - virtlogd.socket
-          when: libvirt_installed.rc == 0
+          when:
+            - step|int == 0
+            - libvirt_installed.rc == 0
         - name: Special treatment for OpenvSwitch
           tripleo_ovs_upgrade:
           when: